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Using Phelonic insulation for UFH

eugenedoc1 · 2008-05-15 19:39:54

Anyone know how much(mm) Phelonic insulation i would need to use to get the current u value 0.15 for UFH. Ground floor and First. Cant get the hang of the u value calculator.:confused:

15-05-2008 7:39pm

#1

eugenedoc1

Registered Users, Registered Users 2 Posts: 55 ✭✭

Join Date: September 2006

Posts: 43

Anyone know how much(mm) Phelonic insulation i would need to use to get the current u value 0.15 for UFH. Ground floor and First.
Cant get the hang of the u value calculator.

0

Comments

#2 15-05-2008 8:20pm

sinnerboy

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Posts: 5071

depends on area/perimeter ratio

but 2 layers of 60 will PROBABLY do it

phone either kingspan / xtratherm / quinn therm -they will help with calcs

1 layer of 50 will do for 1st floor

0
#3 18-05-2008 8:33am

eugenedoc1

Registered Users, Registered Users 2 Posts: 55 ✭✭

Join Date: September 2006

Posts: 43

thanks sinnerboy,
Price of insulation is going up between 10 and 20% on the first of june.
Need to buy a load before then.

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